As the basic of electronic chart application system, ECDB decides the function and performance of the system.
电子海图数据库是电子海图应用系统的基础，它决定电子海图应用系统的功能和性能。
2
As the basic of electronic chart application system, ECDB (electronic chart Database) decides the function and performance of the system.
电子海图数据库是电子海图应用系统的基础，它决定了电子海图应用系统的功能和性能。
3
Combining with our available ECDB(Engineering Chemistry Data Base), this system can be used to solve multiphase multicomponent equilibria for various pyrometallurgical processes.